---
schema_version: "secwatch.filing_event.v1"
accession: "0001406666-25-000014"
form_type: "8-K"
ticker: "CALX"
cik: "0001406666"
company_name: "CALIX, INC"
filed_at: "2025-04-21T23:59:59+00:00"
generated_at: "2026-05-23T10:04:56.518558+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Calix increases stock repurchase authorization by $100M to $300M total

## Summary
- Board authorized additional $100M for share repurchases, total program now $300M.
- Remaining authorization as of March 29, 2025 was $62.9M prior to the increase.
- Repurchases may be made via open market, privately negotiated transactions, or otherwise.
- Program does not obligate Calix to purchase specific amount; may be suspended anytime.

## SEC filing metadata
- accession: 0001406666-25-000014
- form_type: 8-K
- ticker: CALX
- cik: 0001406666
- company_name: CALIX, INC
- filed_at: 2025-04-21T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1406666/000140666625000014/0001406666-25-000014-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1406666/000140666625000014/calx-20250418.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001406666-25-000014
- JSON: https://secwatch.observer/filing/0001406666-25-000014.json
- Plain text: https://secwatch.observer/filing/0001406666-25-000014.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.